first off, thank u in advance for providing this service :)
i have a Guzmania Soledo, which i probably have over-watered... i was watering the soil AND putting water into the rosette and in the
|Guzmania is an epiphytic bromeliad; it needs high humidity and bright but indirect light. There should be water in the cup at all times (preferably rain water) and the soil can be kept slightly damp (as a source of ambient humidity). Once it blooms, the central rosette will naturally die. There should be baby pups or offsets at the base that will grow up and take its place, or you can carefully separate them off and plant them into their own pots. In the meantime you can trim off the dead portions.